Home / 136,444.71-204,688.94-57,570.55

Finding the Fourth Proportional to 136,444.71, 204,688.94 and 57,570.55

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Solution

The fourth proportional to 136,444.71, 204,688.94 and 57,570.55 is: 86,365.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,444.71 : 204,688.94 = 57,570.55 : x
  2. Step 2: Convert to fraction form
    136,444.71/204,688.94 = 57,570.55/x
  3. Step 3: Cross multiply
    136,444.71x = 204,688.94 × 57,570.55
  4. Step 4: Simplify right side
    136,444.71x = 11,784,055,206.52
  5. Step 5: Solve for x
    x = 11,784,055,206.52/136,444.71
  6. Step 6: Final answer
    x = 86,365.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.